import java.util.Scanner;

public class Java11 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int one = scanner.nextInt();
        int two = scanner.nextInt();
        System.out.println("加法运算:" + (one + two));
        System.out.println("减法运算:" + (one - two));
        System.out.println("乘法运算:" + (one * two));
        System.out.println("除法运算:" + ((double) one / (double) two));
    }
}
